OOIR: Observatory of International Research

Papers

(The TQCC of Electronic Journal of Linear Algebra is 1. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
Techniques for determining equality of the maximum nullity and the zero forcing number of a graph	21
Generalized Commutators and the Moore-Penrose Inverse	15
On the sum of the k largest absolute values of Laplacian eigenvalues of digraphs	11
The angular spectrum of the $\boldsymbol{3\times 3}$ copositive cone	7
The Moore-Penrose inverse of the distance matrix of a helm graph	5
Decompositions of matrices into a sum of invertible matrices and matrices of fixed nilpotence	4
Recovering the characteristic polynomial of a graph from entries of the adjugate matrix	4
The maximal angle between 5×5 positive semidefinite and 5×5 nonnegative matrices	4
Remarks on "Comparison between the Laplacian energy-like invariant and the Kirchhoff index''	4
On solutions of matrix equation ${AX=B}$ over a Bezout domain	3
The vertex connectivity and the third largest eigenvalue in regular (multi-)graphs	3
On condition numbers of quaternion matrix inverse and quaternion linear systems with multiple right-hand sides	3
New results on $M$-matrices, $H$-matrices and their inverse classes	3
Ordered multiplicity inverse eigenvalue problem for graphs on six vertices	3
Group inverses of matrices of directed trees	3
The algebra generated by nilpotent elements in a matrix centralizer	3
New sufficient conditions for subdirect sums of Nekrasov matrices	3
Flag-shaped blockers of 123-avoiding permutation matrices	2
Eigenvalues for stochastic matrices with a prescribed stationary distribution	2
Trees with maximum sum of the two largest Laplacian eigenvalues	2
Lyapunov-like transformations on the tensor product of nuclear pairs of proper cones	2
The non-symmetric strong multiplicity property for sign patterns	2
Accurate computations with totally positive matrices applied to the computation of Gaussian quadrature formulae	2
Adapted AZNN methods for time-varying and static matrix problems	2
A note on the boundary of the Birkhoff-James ε-orthogonality sets	2

Schur functions and immanantal identities	2
Extremal spectral radii of uniform supertrees	2
Probabilistic zero forcing with vertex reversion	2
Kronecker products of Perron similarities	2
Potentially stable and 5-by-5 spectrally arbitrary tree sign pattern matrices with all edges negative	1
Minimal rank weighted weak Drazin inverses	1
Token graphs of Cayley graphs as lifts	1
The maximum spectral radius of graphs with a large core	1
Semirings in which the permanent of invertible matrices is multiplicative	1
Concave function inequalities for sum of matrices	1
A new weighted spectral geometric mean and properties	1
LIGHTS OUT! on graph products over the ring of integers modulo k	1
Commuting additive maps on upper triangular and strictly upper triangular infinite matrices	1
Sign patterns of rational matrices with large rank II	1
mth roots of H-selfadjoint matrices over the quaternions	1
Flat portions on the boundary of the numerical range of a 5 × 5 companion matrix	1
The matrix inverse Young inequality	1
Relation between the row left rank of a quaternion unit gain graph and the rank of its underlying graph	1
Inverse of the squared distance matrix of a complete multipartite graph	1
Majorization inequalities via convex functions	1
On the numerical range of Kac-Sylvester matrices	1
A new method to improve the efficiency and accuracy of incremental singular value decomposition	1
A note on bounds for eigenvalues of nonsingular H-tensors	1
Simple necessary conditions for Hadamard factorizability of Hurwitz polynomials	1
Multiplicativity of permanents over matrix semirings	1
Spectral conditions for rainbow matchings of bipartite graphs	1
A note on commuting additive maps on rank k symmetric matrices	1
Positive and negative square energies of graphs	1
Totally bipartite tridiagonal pairs	1
Versal deformations: a tool of linear algebra	1
Semipositivity with respect to the Lorentz cone	1
Near-bipartite Leonard pairs	1
Inverse eigenvalue and related problems for hollow matrices described by graphs	1
Multi-alternating sign matrices	1
Matrices having nonzero outer inverses	1
Multilevel symmetrized Toeplitz structures and spectral distribution results for the related matrix sequences	1
Linear maps that preserve parts of the spectrum on pairs of similar matrices	1
Preservers of the p-power and the Wasserstein means on 2x2 matrices	1
On the estimation of ${x}^TA^{-1}{x}$ for symmetric matrices	1
An extension of the Perron-Frobenius theory to arbitrary matrices and cones	1